Yanmar 6LPA-STP2 Marine Diesel Engine

DescriptionNew Yanmar 6LPA-STP2 (Z) Marine Inboard Diesel Engine 315HP For SaleThe Yanmar 6LPA-STP2 (Z) Marine Inboard Diesel Engine 315HP is built for boat owners who need strong acceleration, compact installation, and dependable offshore performance in a lightweight diesel package. Commonly used in sport-fishing boats, express cruisers, walkarounds, center consoles, and repower projects, this engine delivers impressive power-to-weight performance for recreational and light-commercial applications.If you are searching for a Yanmar 6LPA-STP2 (Z) for sale, this model remains one of the most popular high-performance engines in Yanmar’s proven 6LPA lineup.At Yanmar Marine Experts, we supply premium yanmar diesel marine engines for buyers looking for reliable propulsion systems with compact engine dimensions and strong long-term performance.Built on Yanmar’s trusted 6LPA platform, this marine engines yanmar solution is ideal for vessel owners seeking fast throttle response, fuel efficiency, and dependable cruising reliability. Official specs confirm 315 mhp at 3,800 RPM with a compact 4.164L platform.Key Features of Yanmar 6LPA-STP2 (Z) Marine Diesel Engine315HP maximum outputTurbocharged and intercooled performanceDirect 2-stage fuel injectionMechanical controlsLightweight compact engine designStrong acceleration for planing vesselsExcellent cruising efficiencySmooth throttle responseIdeal for repower applicationsThis engine is also a strong choice for buyers researching dependable yanmar boat engines for recreational vessels.Compatible Gearboxes & Propulsion SystemsThe Yanmar 6LPA-STP2 (Z) Marine Inboard Diesel Engine 315HP can be paired with compatible transmission systems based on your vessel setup and performance goals. Common options include Yanmar Gearboxes, Yanmar Powerboat Gears, and ZF Gearboxes for shaft drive applications.We help buyers select the proper reduction ratio, controls package, and complete propulsion setup based on hull design and operating requirements.Technical SpecificationsTechnical SpecificationValueEngine ModelYanmar 6LPA-STP2 (Z)Engine Series6LPA SeriesMaximum Output315HP (232 kW)Rated Speed3,800 RPMContinuous Rating Output211 kWEngine Type4-stroke vertical water-cooled diesel engineNumber of Cylinders6-cylinder inlineDisplacement4.164LBore x Stroke94 mm x 100 mmFuel SystemDirect 2-stage InjectionAspirationTurbocharged & IntercooledControlsMechanicalCooling SystemFreshwater cooling with seawater pumpStarting SystemElectric Start 12VAlternator12V – 80ADry WeightApprox. 408 kgDimensionsApprox. 1220 x 666 x 739 mmDrive TypeInboard shaft driveOptional GearboxKMH50A / ZF63ARecommended ApplicationsSport fishing boats, cruisers, repowersComplianceRCD 1, IMO Tier 2, EPA Tier 2, EMC, SOLASSpecifications are based on official Yanmar documentation and dealer specification sheets.Standard Manufacturer Package IncludesAll engines supplied by Yanmar Marine Experts are brand-new bobtail units and typically include engine documentation, owner manuals, wiring harness components, exhaust mixing elbow, fuel water separator, flexible mounts, and standard manufacturer accessories.Optional upgrades may include additional control stations and transmission packages.Compliance & CertificationsThe Yanmar 6LPA-STP2 (Z) Marine Inboard Diesel Engine 315HP is built to meet applicable marine emissions and safety requirements depending on destination market requirements.Applicable certifications may include:EPA Tier 2IMO Tier 2RCD 1EMCSOLASEngine AvailabilityWe maintain access to available inventory through our internal stock and global dealer network. Availability may vary depending on production schedules and market demand.Warranty CoverageAll new Yanmar engines include standard manufacturer warranty coverage. Our team also assists buyers with warranty registration, pre-delivery inspection, and technical documentation support.Global ShippingWe ship worldwide through our logistics network using secure export packaging and complete documentation support. Shipping can be arranged under EXW, CIF, or CFR terms depending on your preferred delivery structure. Once your order is confirmed, processing begins immediately while final delivery timelines depend on your destination and inventory availability. marine propulsion technologyFrequently Asked QuestionsIs the Yanmar 6LPA-STP2 (Z) currently available?Available inventory can be confirmed through our sales team.Does it come with a gearbox?Compatible Yanmar Powerboat Gears and ZF Gearboxes are available depending on your vessel setup.Is this good for repower projects?Yes, its lightweight design makes it ideal for repower applications.Do you ship internationally?Yes, we coordinate worldwide delivery and export documentation.How do I request pricing?Contact our team for the latest Yanmar 6LPA-STP2 (Z) price and current availability.Request a QuoteContact Yanmar Marine Experts today to request pricing for the Yanmar 6LPA-STP2 (Z) Marine Inboard Diesel Engine 315HP.To help us provide the most accurate quotation, please share your:Vessel typeCurrent engine model (for repower projects)Gearbox requirementsDelivery locationTimeline for purchaseOur team can assist with engine availability, compatible Yanmar Gearboxes, export shipping, and complete propulsion solutions tailored to your vessel requirements.